Look up redoubtable in Wiktionary, the free dictionary.
Ships in the British Royal Navy:
- HMS Redoubtable (1815), a third rate ship of the line launched in 1815, broken up in 1841
- HMS Redoubtable (1892), launched in 1892 as the pre-dreadnought battleship HMS Revenge, renamed in 1915, scrapped in 1919
Ships in the French Navy: